Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Income Statement [Abstract]
Net sales	$ 119,121	$ 109,301
Cost of goods sold	107,039	93,569
Gross profit	12,082	15,732
Selling, general and administrative expenses	17,359	19,167
Goodwill impairment	4,164	0
Amortization of intangible assets	2,593	2,245
Loss on disposal or impairment of operating assets	31	63
Operating loss	(12,065)	(5,743)
Interest income	(51)	(10)
Interest expense	1,715	584
Foreign currency exchange loss, net	33	215
Other income, net	(429)	(507)
Loss from continuing operations before income tax benefit	(13,333)	(6,025)
Income tax benefit	(1,998)	(2,444)
Loss from continuing operations	(11,335)	(3,581)
Income from discontinued operations, net of tax	0	709
Net Loss	$ (11,335)	$ (2,872)
Loss per share from continuing operations
Basic (in dollars per share)	$ (2.07)	$ (0.66)
Diluted (in dollars per share)	(2.07)	(0.66)
Income per share from discontinued operations, net of tax
Basic (in dollars per share)	0.00	0.13
Diluted (in dollars per share)	0.00	0.13
Net loss per share
Basic (in dollars per share)	(2.07)	(0.53)
Diluted (in dollars per share)	$ (2.07)	$ (0.53)
Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract]
Weighted-average number of common shares (basic) (in shares)	5,475	5,438
Weighted-average number of common shares (diluted) (in shares)	5,475	5,438